How Many People Are Named Nicasio?
An estimated 274 people in the United States have the first name Nicasio. It is almost exclusively a male name. The average bearer is 29 years old, and Nicasio peaked in popularity in 1998 with 13 births that year.
Below you will find a full statistical profile of Nicasio as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Nicasio paired with any surname.
Estimated Living Americans
274
About 1 in 1,250,928 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
29
years old
Peak Year
1998
13 births
Total Registered
289
since 1880
Gender Distribution for Nicasio
Nicasio is almost exclusively a male name. Out of 289 total births registered, 100.0% were male.
Nicasio as a male name
Ranked #8,782 in 2022
9 male births in 2022
Peak: 1998 (13 births)
Nicasio: Popularity Over Time
SSA records for Nicasio span from the 1920s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 2000s, when 61 babies were registered. While Nicasio is less common than at its peak in the 2000s, it remains a well-established name with steady registrations.
Nicasio by Decade
How has Nicasio tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Nicasio by State
Nicasio + Last Name Combinations
How many people share a full name with Nicasio as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Nicasio
Other first names starting with N with a similar number of bearers.
Nicasio: Questions and Answers
How many people in the U.S. are named Nicasio?
We estimate approximately 274 people named Nicasio are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 1,250,928 Americans share this first name.
Is Nicasio a common name?
Nicasio is classified as "Very Rare" and is more popular than 78.2% of all first names in the SSA database. A total of 289 births have been registered with this name since 1880.
When was Nicasio most popular?
Nicasio reached peak popularity in 1998, when 13 babies were given this name. The average age of a living person named Nicasio is approximately 29 years old, reflecting when the name was most commonly given.
Is Nicasio a male name?
Nicasio is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Nicasio Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Nicasio Smith, Nicasio Johnson, Nicasio Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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